Finding the Fourth Proportional to 2,688,744.24, 4,034,797.64 and 1,091,307.12
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Solution
The fourth proportional to 2,688,744.24, 4,034,797.64 and 1,091,307.12 is: 1,637,643.08
Step by Step Solution
- Step 1: Write the proportion equation
2,688,744.24 : 4,034,797.64 = 1,091,307.12 : x - Step 2: Convert to fraction form
2,688,744.24/4,034,797.64 = 1,091,307.12/x - Step 3: Cross multiply
2,688,744.24x = 4,034,797.64 × 1,091,307.12 - Step 4: Simplify right side
2,688,744.24x = 4,403,203,392,291.20 - Step 5: Solve for x
x = 4,403,203,392,291.20/2,688,744.24 - Step 6: Final answer
x = 1,637,643.08
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.